%header-anchor-link {
    position: relative;
    display: inline-block;
    top: 1px;
    padding: 5px 8px 0;
    text-decoration: none;

    &:after {
        position: absolute;
        display: none;
        bottom: 50%;
        margin-top: -8px;
        opacity: 0.5;
        width: 16px;
        height: 16px;
        background-image: url('');
        background-repeat: no-repeat;
        content: '';
    }

    &:hover:after {
        display: block;
    }

    &:hover:after {
        opacity: 1;
    }
}